4,4,5,5-TETRAMETHYL-2-(PHENYLETHYNYL)-1,3,2-DIOXABOROLANE

Modify Date: 2025-08-25 14:05:46

4,4,5,5-TETRAMETHYL-2-(PHENYLETHYNYL)-1,3,2-DIOXABOROLANE Structure
4,4,5,5-TETRAMETHYL-2-(PHENYLETHYNYL)-1,3,2-DIOXABOROLANE structure
Common Name 4,4,5,5-TETRAMETHYL-2-(PHENYLETHYNYL)-1,3,2-DIOXABOROLANE
CAS Number 159087-45-3 Molecular Weight 228.09500
Density N/A Boiling Point 265.4±23.0°C at 760 mmHg
Molecular Formula C14H17BO2 Melting Point 49-68ºC
MSDS N/A Flash Point N/A

 Names

Name 4,4,5,5-tetramethyl-2-(2-phenylethynyl)-1,3,2-dioxaborolane
Synonym More Synonyms

 Chemical & Physical Properties

Boiling Point 265.4±23.0°C at 760 mmHg
Melting Point 49-68ºC
Molecular Formula C14H17BO2
Molecular Weight 228.09500
Exact Mass 228.13200
PSA 18.46000
LogP 2.66950

 Safety Information

HS Code 2934999090

 Synthetic Route

~95%

4,4,5,5-TETRAMETHYL-2-(PHENYLETHYNYL)-1,3,2-DIOXABOROLANE Structure

4,4,5,5-TETRAME...

CAS#:159087-45-3

Literature: Nishihara, Yasushi; Miyasaka, Mitsuru; Okamoto, Masanori; Takahashi, Hideki; Inoue, Eiji; Tanemura, Kenki; Takagi, Kentaro Journal of the American Chemical Society, 2007 , vol. 129, # 42 p. 12634 - 12635

~90%

4,4,5,5-TETRAMETHYL-2-(PHENYLETHYNYL)-1,3,2-DIOXABOROLANE Structure

4,4,5,5-TETRAME...

CAS#:159087-45-3

Literature: Lee, Chun-I; Zhou, Jia; Ozerov, Oleg V. Journal of the American Chemical Society, 2013 , vol. 135, # 9 p. 3560 - 3566

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

2-phenylethynyl-4,4,5,5-tetramethyl-[1,2,3]dioxaborolane
2-[(phenyl)ethynyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
4,4,5,5-tetramethyl-2-(phenylethynyl)-1,3,2-dioxaborolane
2-Phenyl-1-ethynylboronic acid pinacol ester
4,4,5,5-tetramethyl-2-(2-phenylethynyl)-[1,3,2]-dioxaborolane
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